cve-2024-36901
Vulnerability from cvelistv5
Published
2024-05-30 15:29
Modified
2024-08-02 03:43
Severity
Summary
ipv6: prevent NULL dereference in ip6_output()
References
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: prevent NULL dereference in ip6_output()\n\nAccording to syzbot, there is a chance that ip6_dst_idev()\nreturns NULL in ip6_output(). Most places in IPv6 stack\ndeal with a NULL idev just fine, but not here.\n\nsyzbot reported:\n\ngeneral protection fault, probably for non-canonical address 0xdffffc00000000bc: 0000 [#1] PREEMPT SMP KASAN PTI\nKASAN: null-ptr-deref in range [0x00000000000005e0-0x00000000000005e7]\nCPU: 0 PID: 9775 Comm: syz-executor.4 Not tainted 6.9.0-rc5-syzkaller-00157-g6a30653b604a #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024\n RIP: 0010:ip6_output+0x231/0x3f0 net/ipv6/ip6_output.c:237\nCode: 3c 1e 00 49 89 df 74 08 4c 89 ef e8 19 58 db f7 48 8b 44 24 20 49 89 45 00 49 89 c5 48 8d 9d e0 05 00 00 48 89 d8 48 c1 e8 03 \u003c42\u003e 0f b6 04 38 84 c0 4c 8b 74 24 28 0f 85 61 01 00 00 8b 1b 31 ff\nRSP: 0018:ffffc9000927f0d8 EFLAGS: 00010202\nRAX: 00000000000000bc RBX: 00000000000005e0 RCX: 0000000000040000\nRDX: ffffc900131f9000 RSI: 0000000000004f47 RDI: 0000000000004f48\nRBP: 0000000000000000 R08: ffffffff8a1f0b9a R09: 1ffffffff1f51fad\nR10: dffffc0000000000 R11: fffffbfff1f51fae R12: ffff8880293ec8c0\nR13: ffff88805d7fc000 R14: 1ffff1100527d91a R15: dffffc0000000000\nFS: 00007f135c6856c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000000020000080 CR3: 0000000064096000 CR4: 00000000003506f0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n \u003cTASK\u003e\n NF_HOOK include/linux/netfilter.h:314 [inline]\n ip6_xmit+0xefe/0x17f0 net/ipv6/ip6_output.c:358\n sctp_v6_xmit+0x9f2/0x13f0 net/sctp/ipv6.c:248\n sctp_packet_transmit+0x26ad/0x2ca0 net/sctp/output.c:653\n sctp_packet_singleton+0x22c/0x320 net/sctp/outqueue.c:783\n sctp_outq_flush_ctrl net/sctp/outqueue.c:914 [inline]\n sctp_outq_flush+0x6d5/0x3e20 net/sctp/outqueue.c:1212\n sctp_side_effects net/sctp/sm_sideeffect.c:1198 [inline]\n sctp_do_sm+0x59cc/0x60c0 net/sctp/sm_sideeffect.c:1169\n sctp_primitive_ASSOCIATE+0x95/0xc0 net/sctp/primitive.c:73\n __sctp_connect+0x9cd/0xe30 net/sctp/socket.c:1234\n sctp_connect net/sctp/socket.c:4819 [inline]\n sctp_inet_connect+0x149/0x1f0 net/sctp/socket.c:4834\n __sys_connect_file net/socket.c:2048 [inline]\n __sys_connect+0x2df/0x310 net/socket.c:2065\n __do_sys_connect net/socket.c:2075 [inline]\n __se_sys_connect net/socket.c:2072 [inline]\n __x64_sys_connect+0x7a/0x90 net/socket.c:2072\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f"
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"title": "ipv6: prevent NULL dereference in ip6_output()",
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"datePublished": "2024-05-30T15:29:03.727Z",
"dateReserved": "2024-05-30T15:25:07.066Z",
"dateUpdated": "2024-08-02T03:43:49.170Z",
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"nvd": "{\"cve\":{\"id\":\"CVE-2024-36901\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-30T16:15:13.680\",\"lastModified\":\"2024-07-18T12:15:03.073\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nipv6: prevent NULL dereference in ip6_output()\\n\\nAccording to syzbot, there is a chance that ip6_dst_idev()\\nreturns NULL in ip6_output(). Most places in IPv6 stack\\ndeal with a NULL idev just fine, but not here.\\n\\nsyzbot reported:\\n\\ngeneral protection fault, probably for non-canonical address 0xdffffc00000000bc: 0000 [#1] PREEMPT SMP KASAN PTI\\nKASAN: null-ptr-deref in range [0x00000000000005e0-0x00000000000005e7]\\nCPU: 0 PID: 9775 Comm: syz-executor.4 Not tainted 6.9.0-rc5-syzkaller-00157-g6a30653b604a #0\\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024\\n RIP: 0010:ip6_output+0x231/0x3f0 net/ipv6/ip6_output.c:237\\nCode: 3c 1e 00 49 89 df 74 08 4c 89 ef e8 19 58 db f7 48 8b 44 24 20 49 89 45 00 49 89 c5 48 8d 9d e0 05 00 00 48 89 d8 48 c1 e8 03 \u003c42\u003e 0f b6 04 38 84 c0 4c 8b 74 24 28 0f 85 61 01 00 00 8b 1b 31 ff\\nRSP: 0018:ffffc9000927f0d8 EFLAGS: 00010202\\nRAX: 00000000000000bc RBX: 00000000000005e0 RCX: 0000000000040000\\nRDX: ffffc900131f9000 RSI: 0000000000004f47 RDI: 0000000000004f48\\nRBP: 0000000000000000 R08: ffffffff8a1f0b9a R09: 1ffffffff1f51fad\\nR10: dffffc0000000000 R11: fffffbfff1f51fae R12: ffff8880293ec8c0\\nR13: ffff88805d7fc000 R14: 1ffff1100527d91a R15: dffffc0000000000\\nFS: 00007f135c6856c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000\\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\nCR2: 0000000020000080 CR3: 0000000064096000 CR4: 00000000003506f0\\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\nCall Trace:\\n \u003cTASK\u003e\\n NF_HOOK include/linux/netfilter.h:314 [inline]\\n ip6_xmit+0xefe/0x17f0 net/ipv6/ip6_output.c:358\\n sctp_v6_xmit+0x9f2/0x13f0 net/sctp/ipv6.c:248\\n sctp_packet_transmit+0x26ad/0x2ca0 net/sctp/output.c:653\\n sctp_packet_singleton+0x22c/0x320 net/sctp/outqueue.c:783\\n sctp_outq_flush_ctrl net/sctp/outqueue.c:914 [inline]\\n sctp_outq_flush+0x6d5/0x3e20 net/sctp/outqueue.c:1212\\n sctp_side_effects net/sctp/sm_sideeffect.c:1198 [inline]\\n sctp_do_sm+0x59cc/0x60c0 net/sctp/sm_sideeffect.c:1169\\n sctp_primitive_ASSOCIATE+0x95/0xc0 net/sctp/primitive.c:73\\n __sctp_connect+0x9cd/0xe30 net/sctp/socket.c:1234\\n sctp_connect net/sctp/socket.c:4819 [inline]\\n sctp_inet_connect+0x149/0x1f0 net/sctp/socket.c:4834\\n __sys_connect_file net/socket.c:2048 [inline]\\n __sys_connect+0x2df/0x310 net/socket.c:2065\\n __do_sys_connect net/socket.c:2075 [inline]\\n __se_sys_connect net/socket.c:2072 [inline]\\n __x64_sys_connect+0x7a/0x90 net/socket.c:2072\\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\\n do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83\\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ipv6: evita la desreferencia a NULL en ip6_output() Seg\u00fan syzbot, existe la posibilidad de que ip6_dst_idev() devuelva NULL en ip6_output(). La mayor\u00eda de los lugares en la pila IPv6 manejan un idev NULL muy bien, pero no aqu\u00ed. syzbot inform\u00f3: falla de protecci\u00f3n general, probablemente para direcci\u00f3n no can\u00f3nica 0xdffffc00000000bc: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-deref en rango [0x00000000000005e0-0x00000000000005e7] CPU: 0 PID: 9775 Comm: ejecutor. 4 No contaminado 6.9.0-rc5-syzkaller-00157-g6a30653b604a #0 Nombre del hardware: Google Google Compute Engine/Google Compute Engine, BIOS Google 27/03/2024 RIP: 0010:ip6_output+0x231/0x3f0 net/ipv6/ip6_output. c:237 C\u00f3digo: 3c 1e 00 49 89 df 74 08 4c 89 ef e8 19 58 db f7 48 8b 44 24 20 49 89 45 00 49 89 c5 48 8d 9d e0 05 00 00 48 89 d8 48 c1 e8 \u0026lt;42\u0026gt; 0f b6 04 38 84 c0 4c 8b 74 24 28 0f 85 61 01 00 00 8b 1b 31 ff RSP: 0018:ffffc9000927f0d8 EFLAGS: 00010202 RAX: 00000000000000bc RBX: 000000000005e0 RCX: 0000000000040000 RDX: ffffc900131f9000 RSI: 0000000000004f47 RDI: 0000000000004f48 RBP: 00000000000000000 R08: ffffffff8a1f0b9a R09: 1ffffffff1f51fad R10: dffffc0000000000 R11: ffffbfff1f51fae R12: ffff8880293ec8c0 R13: ffff88805d7fc000 R14: R15: dffffc0000000000 FS: 00007f135c6856c0(0000) GS:ffff8880b9400000(0000) knlGS:00000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000080 CR3: 0000000064096000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 00000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Seguimiento de llamadas: NF_HOOK include/linux/netfilter.h:314 [en l\u00ednea] ip6_xmit+0xefe /0x17f0 net/ipv6/ip6_output.c:358 sctp_v6_xmit+0x9f2/0x13f0 net/sctp/ipv6.c:248 sctp_packet_transmit+0x26ad/0x2ca0 net/sctp/output.c:653 sctp_packet_singleton+0x22c/0x320 net /sctp/cola de salida. c:783 sctp_outq_flush_ctrl net/sctp/outqueue.c:914 [en l\u00ednea] sctp_outq_flush+0x6d5/0x3e20 net/sctp/outqueue.c:1212 sctp_side_effects net/sctp/sm_sideeffect.c:1198 [en l\u00ednea] 9cc/0x60c0 neto/ sctp/sm_sideeffect.c:1169 sctp_primitive_ASSOCIATE+0x95/0xc0 net/sctp/primitive.c:73 __sctp_connect+0x9cd/0xe30 net/sctp/socket.c:1234 sctp_connect net/sctp/socket.c:4819 [en l\u00ednea] sctp_inet_connect+ 0x149/0x1f0 net/sctp/socket.c:4834 __sys_connect_file net/socket.c:2048 [en l\u00ednea] __sys_connect+0x2df/0x310 net/socket.c:2065 __do_sys_connect net/socket.c:2075 [en l\u00ednea] __se_sys_connect red/socket .c:2072 [en l\u00ednea] __x64_sys_connect+0x7a/0x90 net/socket.c:2072 do_syscall_x64 arch/x86/entry/common.c:52 [en l\u00ednea] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entrada_SYSCALL_64_after_hwframe+0x77/0x7f\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.6.27\",\"versionEndExcluding\":\"6.1.91\",\"matchCriteriaId\":\"4F6AEF72-8747-484B-B708-EF4831DDE19F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.31\",\"matchCriteriaId\":\"CDDB1F69-36AC-41C1-9192-E7CCEF5FFC00\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.8.10\",\"matchCriteriaId\":\"6A6B920C-8D8F-4130-86B4-AD334F4CF2E3\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/2272e2db38f2e85929278146d7c770f22f528579\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4db783d68b9b39a411a96096c10828ff5dfada7a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/55f7eb4001ef2a3b48cf039cf263f9ed0ec5a488\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/9df3b2474a627994433a87cbf325a562555b17de\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e31b25cc2066d3f2b6c38579253882008d4469b0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ea0cb87402f774b0e1214ffba0f57028b27cf155\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
}
}
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